Area = 7 x 7 + 1/2 x 7 x 3
= 49 + 10.5
= 59.5cm2
Common denominators of 9 and 3 are 9. 27
Common denominators of 9 and 2 are 18 36
5x - 9 = 26
5x - 9 + 9 = 26 + 9
5x = 35
5x/5 = 35/5
X = 7
Su is the only child under 12 years of age, therefore, she is only child entering for free.